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. 2019 Jan 28;3(2):200–219. doi: 10.1007/s41666-019-00044-5

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© The Author(s) 2019

Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 2 — a The frequency and distribution of cardiovascular-specific concepts in C_OMR, C_ICN, and C_FCN. b The distribution of semantic types for the identified concepts